as technology has involved so is the way kids keep tabs on clause. first phone calls, then the web. now there's minor rad's santa tracker app for iphone, android and win toes phone users. watchers can keep up on bing maps or on twitter. minor rad has been tracking santa with goggle earth since 2004; but this year, the two entities went separate ways. minor rad teamed with microsoft, and goggle set up a tool of their own. goggle santa tracker has been highlighting the prep in the leadup of christmas. in his spare time, santa has been making phone calls to good girls and boys and sending messages via his page. kids can watch santa hop from continent to continent with goggle map and earth. those doing last-minute shopping can follow along with their smartphone app or android. i'm karen kaifa reporting. >> wonder if he has a facebook page. >> tracking santa takes a lot of work. volunteers have started taking calls, telling children and adults when santa is due at their house. the last shift won't end until after midnight tomorrow morning. >> if you would like to check when santa will be